Hardware Spec Index

Caldera PW-9874 Prime 850W 80 PLUS Gold ATX Power Supply

Power Supplies · Caldera · SKU PW9874-PRIME · Released 2021 · Updated 2026-10-22

Key facts

Benchmark index1,660 (Power Supplies scale)
Category rank#10,819
Street price$129
Power850 W (rated)
Performance per dollar12.87
Released2021

Specifications

BrandCaldera
ModelCaldera PW-9874 Prime
Rated output850 W continuous
Efficiency80 PLUS Gold (90% at 50% load, 115 V)
StandardATX 12V 2.53
GPU powerNone
PCIe 8-pin3×
Form factorATX
ModularityFully modular
Fan120 mm fluid dynamic bearing, zero-RPM mode
Hold-up time≥ 16 ms
ProtectionsOCP, OVP, UVP, OPP, OTP, SCP
Warranty10 years

Related guides

80 PLUS Efficiency Ratings ExplainedATX 3.1 Power Supplies and the 12V-2x6 Connector

Similar Power Supplies

ModelBenchmarkPriceCompare
Novexa PW-2761 SE 1600W 80 PLUS Titanium ATX 3.1 Power Supply2,701$299Compare
Zephyra PW-8107 Plus 650W 80 PLUS Bronze ATX Power Supply979$39Compare
Caldera PW-6430 Plus 750W 80 PLUS Bronze ATX Power Supply1,067$59Compare
Caldera PW-6344 Prime 650W 80 PLUS Bronze ATX 3.0 Power Supply921$39Compare
Zephyra PW-2697 XT 850W 80 PLUS Gold ATX Power Supply1,626$109Compare
Novexa PW-8168 Plus 1600W 80 PLUS Gold ATX Power Supply2,473$329Compare

All Power Supplies · JSON

Cite this page: Hardware Spec Index, “Caldera PW-9874 Prime 850W 80 PLUS Gold ATX Power Supply”, https://vextor7.com/item/7650823 (accessed 2026-10-22).